Trondhjemite: Definition, Environment and Hypotheses of Origin
The most of from t o n a l i t é and g r a n o d i o r i t e mafic of trondhjemite of these and also can be given i n terms in distinguishing color index, suite of important trondhjemite deter «0, a and of are (FeO* + MgO), which i s involved i n minerals hence proportions from determining c o n s t i t u e n t hornblende of potassic f e l d ...